CN214737069U - Anti-skidding-sinking-control type reinforcing unit and reinforcing structure for near-landslide embankment - Google Patents
Anti-skidding-sinking-control type reinforcing unit and reinforcing structure for near-landslide embankment Download PDFInfo
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- CN214737069U CN214737069U CN202022779912.7U CN202022779912U CN214737069U CN 214737069 U CN214737069 U CN 214737069U CN 202022779912 U CN202022779912 U CN 202022779912U CN 214737069 U CN214737069 U CN 214737069U
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Abstract
The utility model discloses a nearly landslide embankment cling compound-accuse heavy formula reinforcing element and reinforced structure have to the neighbouring landslide and be in the high fill embankment on the bad ground and resist the landslide and control the road bed and subside the effect. This nearly landslide embankment antiskid-accuse heavy formula reinforcement unit includes: the anti-sliding foundation pile assembly comprises anti-sliding foundation piles which are arranged at intervals along the line direction, and the anti-sliding foundation piles are positioned at the front edge of the sliding mass and are embedded into the sliding bed after penetrating through the potential sliding surface; the settlement control foundation pile assembly comprises settlement control foundation piles which are distributed at intervals in the cross section direction of the embankment where each anti-skid foundation pile is located; the lower ends of the nodes on one side of the frame beam, which is adjacent to the landslide, are fixedly connected with the top of the anti-skid foundation pile, and the lower ends of the other nodes are fixedly connected with the top of the controlled-settlement foundation pile; an embankment is arranged above the frame beam; and the loaded pile assembly comprises loaded piles which are arranged along the line direction at intervals, and the upper end of a node on one side of the frame beam, which is adjacent to the landslide, is fixedly connected with the bottom of the loaded pile.
Description
Technical Field
The utility model relates to a technical field that consolidates the embankment especially relates to the technical field that consolidates is carried out the high embankment of building on bad ground and neighbouring landslide body, particularly, relates to nearly landslide embankment cling compound-accuse formula of sinking and consolidates unit and reinforced structure.
Background
With the rapid development of economy in China, railway and highway projects are constructed on a large scale, and railways and highways in mountainous areas inevitably need to be filled near landslides due to the limitation of landforms. However, in mountainous areas, many low-lying areas often exist, and due to the need of long-time catchment or farmland planting, bad and weak foundations which sink and descend greatly under the action of filling load are often formed, which puts higher and higher requirements on roadbed filling engineering. Aiming at the terrain and geological conditions close to the landslide body and on the bad foundation, the existing line is mainly solved by adopting a bridge type when passing through, but the construction of the bridge inevitably increases the engineering investment, and meanwhile, the landslide body also has potential moving threat to the bridge pier. Meanwhile, high-speed railways and highways are important development directions of mountain road engineering, and the integral settlement of piers also needs to be controlled in such areas due to high design hourly speed requirements.
The high fill embankment is generally used for artificially filling a roadbed with the height of more than 6m by adopting fine-particle soil in a paddy field or a long-year water accumulation zone, and filling the roadbed with the total height of more than 18m (soil texture) or more than 20m (stone texture) in other zones. The high fill embankment is constructed by adopting a method of layered filling and layered compaction. For the line engineering of the near-landslide, compared with a bridge, the high fill embankment has the following advantages: the method can directly carry out foundation treatment on the bad foundation, thereby effectively controlling the uneven settlement of the whole roadbed; the manufacturing cost is low, and good economic advantages can be brought; the landslide body can be treated by arranging the anti-skid foundation piles, the pertinence of landslide treatment is strong, and the overall safety and stability of the line engineering are high; by adopting the embankment type, the rapid repair and maintenance can be still realized once the landslide destroys the line, but if the embankment type is adopted, the repair after the landslide is destroyed can take longer time.
For line engineering adjacent to landslide and on bad foundation, in view of the above advantages of high fill embankment compared to bridge, it is necessary to find a high fill embankment reinforcement structure that can both resist landslide and control subgrade settlement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a high fill embankment has the nearly landslide embankment anti-skidding-accuse formula of sinking and consolidates unit, the construction method of reinforcement unit, reinforced structure to neighbouring landslide and be in on the bad ground embankment, the construction method of high fill embankment and high fill embankment.
In order to achieve the above object, the present invention provides an anti-skid sinking-controlling type reinforcement unit for a near-landslide embankment. This nearly landslide embankment antiskid-accuse heavy formula reinforcement unit includes:
the anti-sliding foundation pile assembly comprises anti-sliding foundation piles which are arranged at intervals along the line direction, and the anti-sliding foundation piles are positioned at the front edge of the sliding mass and are embedded into the sliding bed after penetrating through the potential sliding surface;
the settlement control foundation pile assembly comprises settlement control foundation piles which are distributed at intervals in the cross section direction of the embankment where each anti-skid foundation pile is located;
the lower ends of the nodes on one side of the frame beam, which is adjacent to the landslide, are fixedly connected with the top of the anti-skid foundation pile, and the lower ends of the other nodes are fixedly connected with the top of the controlled-settlement foundation pile; an embankment is arranged above the frame beam;
and the loaded pile assembly comprises loaded piles which are arranged along the line direction at intervals, and the upper end of a node on one side of the frame beam, which is adjacent to the landslide, is fixedly connected with the bottom of the loaded pile.
Furthermore, the anti-sliding foundation pile, the frame beam and the loaded pile are of reinforced concrete structures; the controlled-settlement foundation pile adopts any one of a reinforced concrete pile, a plain concrete pile, a CFG pile (CFG is an abbreviation of Cement Fly-ash grade, and Chinese is explained as a Cement Fly ash Gravel pile) and a Gravel pile.
Further, the cross section of the anti-slide foundation pile is rectangular or circular, preferably rectangular; the cross section of the load-bearing pile is rectangular, preferably rectangular; the cross section of the controlled-settlement foundation pile is circular or square, and is preferably circular. When the cross sections of the anti-skid foundation piles and the load-bearing piles are rectangular, the longer sides of the anti-skid foundation piles and the load-bearing piles are distributed along the cross section direction of the embankment.
Furthermore, the length of the frame beam is 15-20 m along the line; along the line trend, the node distance of the frame beam is 5-6 m; along embankment cross section direction, the node interval of frame roof beam is 3 ~ 5 m.
Furthermore, the controlled-settlement foundation pile assembly also comprises controlled-settlement foundation piles arranged between the adjacent nodes.
Further, the reinforcing unit further comprises a retaining plate assembly arranged on one side of the load-bearing pile assembly close to the embankment.
Furthermore, the retaining plate component comprises retaining plates arranged between two adjacent loaded piles, and each retaining plate is provided with a plurality of retaining plate units which are sequentially arranged from bottom to top.
Further, when only one side of the frame beam is required to be provided with the anti-skid foundation pile assembly and the load-bearing pile assembly, the other side of the embankment is filled by adopting a slope.
In order to achieve the above object, the present invention secondly provides a construction method of a near-landslide embankment anti-skid-sinking type reinforcement unit. The construction method of the anti-skidding sinking-control type reinforcing unit of the near-landslide embankment comprises the following steps:
forming a hole in the anti-sliding foundation pile, arranging a reinforcement cage, reserving a main rib extending into the frame beam at the pile top, and pouring concrete to obtain an anti-sliding foundation pile assembly;
forming a hole in the controlled-sinking foundation pile, constructing a pile body, and reserving a part extending into the frame beam at the pile top to obtain a controlled-sinking foundation pile assembly;
and integrally binding the loaded pile assembly and the frame beam reinforcement cage, overlapping with the main reinforcement of the anti-sliding foundation pile and the reserved part of the pile top of the controlled-sinking foundation pile, and then erecting a template and pouring concrete to obtain the frame beam and the loaded pile assembly.
In order to achieve the above object, the present invention further provides an anti-skid sinking-controlling type reinforcing structure for a near-landslide embankment.
The anti-skidding-sinking-controlling type reinforcing structure of the near-landslide embankment comprises the reinforcing units which are distributed at intervals, and the distance between every two adjacent reinforcing units is preferably 5-10 cm.
In order to achieve the above object, the present invention further provides a construction method of the anti-skid sinking-controlling type reinforcement structure for a near-landslide embankment. The construction method of the anti-skidding sinking-controlling type reinforcing structure of the near-landslide embankment comprises the following steps:
applying the construction method of the reinforcing unit to form the anti-skidding sinking-controlling reinforcing unit of the near-landslide embankment;
and repeatedly constructing reinforcing units at intervals of 5-10 cm along the line direction to obtain the reinforcing structure.
In order to achieve the above object, the present invention further provides a high fill embankment. The high fill embankment is reinforced by the anti-skidding and sinking control type reinforcing structure of the near-landslide embankment.
In order to achieve the above object, the present invention further provides a construction method of a high fill embankment. The construction method of the high fill embankment comprises the following steps:
applying the construction method of the reinforced structure to form the anti-skidding sinking-controlling reinforced structure of the near-landslide embankment;
and filling a highway or railway roadbed above the frame beam to obtain the high fill embankment.
It can be seen that the utility model discloses a nearly landslide embankment antiskid-accuse heavy formula reinforcement unit, the construction method of reinforcement unit, reinforced structure's construction method, high fill embankment and the construction method of high fill embankment have following advantage:
(1) the anti-sliding foundation piles and the loaded piles respectively aim at different potential sliding objects, the sizes of the anti-sliding foundation piles and the loaded piles can be different, and the arrangement mode is more flexible.
(2) The anti-skidding foundation piles play a role in anti-skidding the landslide body, the retaining plates are further arranged among the loaded pile piles, the anti-skidding effect is achieved on the high fill embankment, the slope collecting effect is achieved, the engineering effects of landslide control and embankment filling are integrated, the landslide body is prevented from deforming and stabilizing the high fill embankment, and meanwhile, the slope can be collected at the front edge of the landslide body to fill the high embankment.
(3) The settlement control foundation piles in the poor foundation can control the overall settlement of the foundation, and meanwhile, the combination of the frame beams can control the uneven settlement of the high embankment, so that the limitation requirement of a highway or a high-speed railway on the differential settlement deformation of the foundation is effectively met, and the running quality of vehicles on the line is ensured.
(4) The frame beam fixedly connects the controlled-sinking foundation pile, the anti-skidding foundation pile and the loaded pile into a whole to form an integral structure, is reasonable in stress, large in integral rigidity and good in anti-seismic effect, is suitable for high-intensity earthquake areas, facilitates filling construction of high-fill embankments in land-limited areas, and can effectively shorten the construction period.
(5) The anti-sliding and sinking control type embankment reinforcing unit is simple in construction, the reinforcing structure is constructed in a unit form, the operation is flexible, the quality is controllable, the anti-sliding and sinking control type embankment reinforcing unit is particularly suitable for high fill embankment engineering in a landslide section, the deformation and the stability of the embankment can be effectively controlled, the anti-seismic performance is good, and the social and economic benefits and the popularization and application prospects are good.
The present invention will be further described with reference to the accompanying drawings and the detailed description. Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which form a part of the disclosure, are included to assist in understanding the disclosure, and the description provided herein and the accompanying drawings, which are related thereto, are intended to explain the disclosure, but do not constitute an undue limitation on the disclosure. In the drawings:
fig. 1 is a schematic cross-sectional view of a near-landslide embankment anti-skid-sink control reinforcement unit according to embodiment 1 of the present invention.
Fig. 2 is a top view of the anti-skid sinking-controlling reinforcement unit for a near-landslide embankment according to embodiment 1 of the present invention.
Fig. 3 is a side view of the anti-skid sinking-controlling reinforcement unit for a near-landslide embankment according to embodiment 1 of the present invention.
Fig. 4 is a schematic cross-sectional view of the anti-skid sinking-controlling reinforcing unit of the near-landslide embankment in embodiment 2 of the present invention.
Fig. 5 is a top view of the anti-skid sinking-controlling reinforcement unit for a near-landslide embankment according to embodiment 3 of the present invention.
The relevant references in the above figures are:
100: anti-skid foundation piles;
200: controlling the sinking of the foundation pile;
300: a frame beam;
400: loading piles;
500: a soil guard plate;
600: an embankment;
700: a landslide body;
800: a potential slip surface;
900: and (4) sliding the bed.
Detailed Description
The present invention will be described more fully with reference to the accompanying drawings. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Before the present invention is described with reference to the accompanying drawings, it is to be noted that:
the technical solutions and features provided in the present invention in each part including the following description may be combined with each other without conflict.
Moreover, references to embodiments of the invention in the following description are generally only to be considered as examples of the invention, and not as all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.
With respect to the terms and units of the present invention. The terms "comprising," "having," and any variations thereof in the description and claims of this invention and the related sections are intended to cover non-exclusive inclusions.
Example 1
Fig. 1 is a schematic cross-sectional view of the anti-skid and sink-control reinforcing unit of the near-landslide embankment of the present embodiment. Fig. 2 is a top view of the anti-skid and sinkage-controlling reinforcement unit of the near-landslide embankment of the present embodiment. Fig. 3 is a side view of the anti-skid and sinkage-control reinforcement unit of the near-landslide embankment of the present embodiment.
As shown in fig. 1 to 3, the anti-skid and controlled-sinking reinforcing unit for a near-landslide embankment comprises an anti-skid foundation pile assembly, a controlled-sinking foundation pile assembly, a frame beam 300, a loaded pile assembly and a soil-blocking plate assembly; wherein the anti-skid foundation pile assembly, the load-bearing pile assembly and the soil-blocking plate assembly are provided only on one side of the frame beam 300 close to the landslide; an embankment 600 is arranged above the frame beam 300; one side of embankment 600 is connected with retaining plate subassembly, and the opposite side adopts and puts the slope filling.
The anti-sliding foundation pile assembly comprises anti-sliding foundation piles 100 which are arranged at intervals along the line direction, wherein the anti-sliding foundation piles 100 are positioned at the front edge of the sliding mass 700 and are embedded into the sliding bed 900 after penetrating through the potential sliding surface 800; the anti-skid foundation pile 100 is a reinforced concrete pile; the cross section of the anti-skid foundation pile 100 is rectangular.
The controlled-settlement foundation pile assembly comprises controlled-settlement foundation piles 200 which are distributed at intervals in the cross section direction of the embankment 600 where each anti-skid foundation pile 100 is positioned; the controlled-settlement foundation pile 200 is any one of a reinforced concrete pile, a plain concrete pile, a CFG pile and a gravel pile; the cross section of the controlled-settlement foundation pile 200 is circular.
The lower end of the node on one side of the frame beam 300 adjacent to the landslide is fixedly connected with the top of the anti-skid foundation pile 100, and the lower ends of the other nodes are fixedly connected with the top of the controlled-settlement foundation pile 200; the frame beam 300 is a reinforced concrete beam; the length of the frame beam 300 is 15-20 m along the line direction, and the node distance of the frame beam 300 is 5-6 m; along embankment 600 cross section direction, the node interval of frame roof beam 300 is 3 ~ 5 m.
The load-bearing pile assembly comprises load-bearing piles 400 which are arranged along the line direction at intervals, and the upper ends of the nodes of one side of the frame beam 300, which is adjacent to a landslide, are fixedly connected with the bottoms of the load-bearing piles 400; the load-bearing pile 400 is a reinforced concrete pile; the cross section of the load-bearing pile 400 is rectangular.
The retaining plate assembly is arranged on one side, close to the embankment 600, of the load-bearing pile assembly, the retaining plate assembly comprises retaining plates 500 arranged between two adjacent load-bearing piles 400, and each retaining plate 500 is provided with a plurality of retaining plate units which are sequentially arranged from bottom to top.
Example 2
Fig. 4 is a schematic cross-sectional view of the anti-skid and sink-control reinforcing unit of the near-landslide embankment of the present embodiment.
Compared with embodiment 1, the anti-skid and controlled-sinking reinforcing unit of the near-landslide embankment of the present embodiment has the following differences: as shown in fig. 4, the anti-skid foundation pile assembly, the load receiving pile assembly and the soil guard plate assembly are provided at both sides of the frame beam 300.
Example 3
Fig. 5 is a top view of the anti-skid and sinkage-controlling reinforcement unit of the near-landslide embankment of the present embodiment.
Compared with embodiment 1, the anti-skid and controlled-sinking reinforcing unit of the near-landslide embankment of the present embodiment has the following differences: as shown in fig. 5, the controlled-settlement foundation pile assembly is encrypted, that is, it further includes a controlled-settlement foundation pile 200 disposed between adjacent nodes along the route.
In a specific embodiment of the anti-skid and controlled-sinking reinforcing structure for the near-landslide embankment of the present invention, the reinforcing structure comprises reinforcing units distributed at intervals, wherein the reinforcing units of one of the embodiments 1 to 3 are selected according to different engineering geological conditions; the distance between every two adjacent reinforcing units is 5-10 cm along the line direction.
The construction method of the anti-skid sinking-controlling reinforcement unit for the near-landslide embankment in the above embodiments 1 to 3 includes the steps of:
forming a hole in the anti-sliding foundation pile 100, placing a reinforcement cage, reserving main reinforcements extending into the frame beam 300 at the pile top, and pouring concrete to obtain an anti-sliding foundation pile assembly;
forming a hole in the controlled-sinking foundation pile 200, constructing a pile body, and reserving a part extending into the frame beam 300 at the pile top to obtain a controlled-sinking foundation pile component;
integrally binding a loaded pile assembly and a reinforcement cage of a frame beam 300, overlapping with a reserved part of a pile top of an anti-sliding foundation pile 100 main reinforcement and a controlled-sinking foundation pile 200, then erecting a template and pouring concrete to obtain the frame beam 300 and the loaded pile assembly;
and building a retaining plate component to obtain the reinforcing unit.
And arranging the reinforcing units along the line direction at intervals of 5-10 cm to obtain the reinforcing structure.
The applications of the above-mentioned reinforcement structure mainly lie in: after the construction of the reinforcing structure is completed, a railway or highway bed is filled above the frame beam 300 according to the "railway bed construction specification or highway bed construction technical specification", and the embankment 600 is obtained.
The contents of the present invention have been explained above. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Based on the above-mentioned contents of the present invention, all other embodiments obtained by those skilled in the art without creative efforts shall fall within the protection scope of the present invention.
Claims (11)
1. Nearly landslide embankment antiskid-accuse heavy formula reinforcement unit, its characterized in that: the reinforcement unit includes:
the anti-sliding foundation pile assembly comprises anti-sliding foundation piles (100) which are arranged at intervals along the line direction, wherein the anti-sliding foundation piles (100) are positioned at the front edge of the sliding mass (700) and are embedded into the sliding bed (900) after penetrating through the potential sliding surface (800);
the controlled-settlement foundation pile assembly comprises controlled-settlement foundation piles (200) which are distributed at intervals in the cross section direction of the embankment (600) where each anti-skidding foundation pile (100) is located;
the lower end of a node on one side, adjacent to a landslide, of the frame beam (300) is fixedly connected with the top of the anti-skid foundation pile (100), and the lower ends of the other nodes are fixedly connected with the top of the controlled-settlement foundation pile (200); an embankment (600) is arranged above the frame beam (300);
the load-bearing pile assembly comprises load-bearing piles (400) which are arranged at intervals along the line direction, and the upper end of a node on one side of the frame beam (300) adjacent to a landslide is fixedly connected with the bottoms of the load-bearing piles (400).
2. The near-landslide embankment anti-skid-sinkage-control reinforcement unit of claim 1, wherein: the anti-sliding foundation pile (100), the frame beam (300) and the loaded pile (400) are of reinforced concrete structures; the controlled-settlement foundation pile (200) is any one of a reinforced concrete pile, a plain concrete pile, a CFG pile and a gravel pile.
3. The near-landslide embankment anti-skid-sinkage-control reinforcement unit of claim 1, wherein: the cross section of the anti-sliding foundation pile (100) is rectangular or circular; the cross section of the load-bearing pile (400) is rectangular; the cross section of the controlled-settlement foundation pile (200) is circular or square.
4. The near-landslide embankment anti-skid-sink control reinforcement unit of claim 3, wherein: the cross section of the anti-sliding foundation pile (100) is rectangular; the cross section of the load-bearing pile (400) is rectangular; the cross section of the controlled-settlement foundation pile (200) is circular.
5. The near-landslide embankment anti-skid-sinkage-control reinforcement unit of claim 1, wherein: the length of the frame beam (300) is 15-20 m along the line; along the line trend, the node distance of the frame beam (300) is 5-6 m; along the cross section direction of the embankment (600), the node distance of the frame beam (300) is 3-5 m.
6. The near-landslide embankment anti-skid-sinkage-control reinforcement unit of claim 1, wherein: the controlled settling foundation pile assembly further comprises a controlled settling foundation pile (200) disposed between adjacent nodes.
7. The near-landslide embankment anti-skid-sinkage-control reinforcement unit of claim 1, wherein: the reinforcing unit further comprises a soil retaining plate assembly provided at a side of the load-bearing pile assembly adjacent to the embankment (600).
8. The near-landslide embankment anti-skid-sinkage-control reinforcement unit of claim 7, wherein: the soil retaining plate component comprises soil retaining plates (500) arranged between two adjacent loaded piles (400), and each soil retaining plate (500) is provided with a plurality of soil retaining plate units which are sequentially arranged from bottom to top.
9. The near-landslide embankment anti-skid-sinkage-control reinforcement unit of claim 1, wherein: when the anti-skid foundation pile assembly and the load-bearing pile assembly are only needed to be arranged on one side of the frame beam (300), the other side of the embankment (600) is filled by adopting a slope.
10. Nearly landslide embankment antiskid-accuse formula reinforced structure that sinks, its characterized in that: comprising spaced apart reinforcement elements according to one of the claims 1 to 9.
11. The near-landslide embankment anti-skid-sinkage-control reinforcement structure of claim 10, wherein: the distance between adjacent reinforcing units is 5-10 cm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022779912.7U CN214737069U (en) | 2020-11-26 | 2020-11-26 | Anti-skidding-sinking-control type reinforcing unit and reinforcing structure for near-landslide embankment |
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| CN202022779912.7U CN214737069U (en) | 2020-11-26 | 2020-11-26 | Anti-skidding-sinking-control type reinforcing unit and reinforcing structure for near-landslide embankment |
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